{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["engineering feature", "process parameter", "biomedical", "process characterization", "manufacturing process", "machanical property"], "input": "Wire arc additive manufacturing ( WAAM ) is a metal additive manufacturing process based on gas metal arc welding and it is known to be economically convenient for large metal parts with low complexity ."}
{"engineering feature": [], "process parameter": [], "biomedical": [], "process characterization": [], "manufacturing process": ["Wire arc additive manufacturing", "WAAM", "metal additive manufacturing", "gas metal arc welding"], "machanical property": []}